Home / 4,186.50-6,275.37-1,412.22

Finding the Fourth Proportional to 4,186.50, 6,275.37 and 1,412.22

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Solution

The fourth proportional to 4,186.50, 6,275.37 and 1,412.22 is: 2,116.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.50 : 6,275.37 = 1,412.22 : x
  2. Step 2: Convert to fraction form
    4,186.50/6,275.37 = 1,412.22/x
  3. Step 3: Cross multiply
    4,186.50x = 6,275.37 × 1,412.22
  4. Step 4: Simplify right side
    4,186.50x = 8,862,188.61
  5. Step 5: Solve for x
    x = 8,862,188.61/4,186.50
  6. Step 6: Final answer
    x = 2,116.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.